National Geologic Map Database
General Information
- Title: Geologic map of Loudoun County, Virginia
- Author(s): Burton, W.C., Froelich, A.J., Schlinder, J.S., and Southworth, Scott
- Publishing Organization: U.S. Geological Survey
- Series and Number: Open-File Report OF-92-716
- Publication Date: 1992
- Map Scale: 1:100,000
- Cross Section: Yes
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- U.S. Geological Survey
- USGS Information Services
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- Phone: (303) 202-4700 or 1-888-ASK-USGS
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.